1RM Calculator - One Rep Max
David Bai
Calculate 1RM from weight and reps
Calculate 1-rep max based on entered weight and reps. Estimate strength and compare rep schemes. Input workout details to determine maximum lift capacity.
Showing 1–20 of 1,000 ranked alternatives.
David Bai
Calculate 1RM from weight and reps
Calculate 1-rep max based on entered weight and reps. Estimate strength and compare rep schemes. Input workout details to determine maximum lift capacity.
Charles Vanderhoff
Calculate for any lift
Calculate one-rep max for bench press, deadlift, and squat using 7 scientific formulas. Input reps and weight to estimate max lift. Adjust estimates with Rate of Perceived Exertion. Track progress over time. Export results for review.
Hevy Studios S.L.
Plan workouts, log exercises, track progress
Track workouts, log exercises, and monitor progress with detailed graphs. Plan weight training routines and set goals. Sync with Apple Health. Join a community to view others' sessions. No ads and free to use.
Atlas Smart Technologies LTD
Track workouts, get AI coaching, compete
Track workouts and receive AI coaching to refine training. Set fitness goals and monitor progress over time. Compete with friends and share achievements. Sync with Apple Health and view detailed performance analytics.
Siper Apps AB
Track workouts and log reps
Track workouts with detailed logging of exercises, sets, and reps. Set goals for weight and volume. View progress charts and analyze performance trends. Sync data across devices. Export history for review.
XD Software Solutions LLC
Calculate plates for your lifts
Calculate weights for desired lifts without manual math. Input total weight and bar weight to determine required plates. Reverse calculate bar weight based on selection. Track lifting progress and adjust weights accordingly.
Astrochimp
Track reps, weight, and progress
Track workouts by entering reps and weight. Create custom exercises and routines. Log progress over time. Set up personalized gym sessions without searching for predefined exercises. Name routines and exercises as desired.
Strava Inc.
Record workouts and share activity
Record workouts including runs, rides, hikes, and yoga across over 30 sports. Track distance, time, and pace. Share activities with friends. Discover routes using de-identified data or create custom ones. Set goals and view performance metrics.
Zen Labs LLC (CA)
Start strength training with 5x5 workouts
Build strength with a beginner-friendly program focused on compound movements. Track progress with guided workouts. Access free introductory weeks. Set goals and receive structured training plans. Sync with fitness trackers for progress monitoring.
Anthony Ng
Track workouts and log exercises
Log and track weight lifting workouts with detailed exercise selection. Create custom routines using exercises like bench press, barbell squat, and deadlift. Access built-in plans such as Stronglifts and 5x5.
Charles Vanderhoff
Track lifts, calculate weights, log workouts
Track strength training progress with detailed workout logs sortable by date and exercise. Calculate precise weights for each set using one rep max input. Generate complete strength programs and training cycles based on Wendler 5/3/1 methodology.
Planfit Inc.
Create workouts tailored to your goals
Create personalized plans based on fitness goals and preferences. View detailed equipment guides and track progress with a log. Join a fitness community for support. Access real-time coaching with countdowns and guides.
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